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Home >> Subaru >> 2022 >> WRX Premium, Standard Trans >> Repair and Diagnosis (Single Page) >> Brakes >> Parking Brake System >> Parking Brake Assembly (Rear Disc Brake) >> Inspection >> Except For The Electronic Parking Brake Model >> Check Disc Rotor Inner Diameter

Check Disc Rotor Inner Diameter

  1. Using a caliper, check the inner diameter of the brake disc rear.
    G14602368Courtesy of SUBARU OF AMERICA, INC.
      Value in a brand-new state Wear limit
    Disc rotor inner diameter 190 mm (7.48 in) 191 mm (7.52 in)
  2. If the wear limit is exceeded or scoring or worn is found on the disc in the inspection, replace the brake disc rear.